D-Link Multiple Routers OS Command Injection Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

CRITICAL

9.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

94.29 %

Predictive Probability

Percentile Rank

99.9 th

Documented as more likely to be exploited than 99.9% of known CVEs.

Detection Date

Sep 08, 2022

Remediation Due

Sep 29, 2022

CISA Catalog Active

Threat Analysis

Multiple D-Link routers contain an unspecified vulnerability that allows for execution of OS commands.

Remediation Directive

The vendor D-Link published an advisory stating the fix under CVE-2018-20114 properly patches KEV entry CVE-2018-6530. If the device is still supported, apply updates per vendor instructions. If the affected device has since entered its end-of-life, it should be disconnected if still in use.

External Intelligence

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10105

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2018-6530